Decoding the fuse box <em>Nissan Teana J32</em>: diagram, assignment of relays and fuses

Nissan Teana J32 (2008–2014) - a popular business class sedan, known for its reliability and comfort. However, even in such a car, problems with electrical equipment periodically arise, and the first thing the owner should do is check fuse box. Without knowledge of the circuit and purpose of each element, diagnostics turns into guessing at random - and this is fraught with short circuits or failure of expensive components.

In this article you will find full decoding of the fuse and relay box for Teana J32 with gasoline engines VQ25DE (2.5 l) and VQ35DE (3.5 L), including the location of the main and additional units. We will analyze which fuse is responsible for the cigarette lighter, radio, headlights and other critical systems, and also give practical advice on troubleshooting. For convenience, we present unique data on color marking of wires connected to the relay, - this will help when checking with a multimeter.

Where is the fuse box located in Nissan Teana J32

B Teana J32 provided two main fuse boxes:

• 🔧 Main unit — located in the cabin, under the instrument panel on the driver’s side. To access it, open the door, remove the decorative cover (it is secured with latches) and bend it down.
• 🔌 Additional relay block — located in the engine compartment, next to the battery (under the plastic cover). High power relays are concentrated here: starter, cooling fans, fuel pump.

On some modifications (for example, with a system Intelligent Key) may be present third mini-block under the center console, but it is only responsible for the immobilizer and keyless entry system. Its fuses rarely fail, but if there are problems with starting the engine or operating the key, it is worth checking this unit.

Important: Before working with the fuse box disconnect the negative terminal of the batteryto avoid short circuit. B Teana J32 system is used BCM (Body Control Module), which is sensitive to power surges - careless handling of fuses can lead to failure of its firmware.

Diagram and decoding of the cabin unit fuses

Cabin fuse box in Nissan Teana J32 contains 40 fuses And 10 relays. Below is a table with the purpose of each element, relevant for all configurations (including Luxury And Premium). Please note: fuse numbers may differ depending on the year of manufacture (pre-restyle 2008-2011 vs restyle 2012-2014), but their location remains the same.

Fuse no.	Denomination (A)	Purpose	Symptoms of a problem
1	10	Engine management system (ECM), oxygen sensors	Floating speed, error P0130-P0161, increased fuel consumption
10	15	Cigarette lighter, 12V socket in trunk	Cigarette lighter does not work, devices do not charge
15	10	Audio system, navigation, multimedia screen	The radio does not turn on, no sound, black screen
22	20	Window lifters (all 4 doors)	The windows don't work, the relay clicks, but there is no movement
30	10	System Intelligent Key, immobilizer	The car does not respond to the key, the immobilizer indicator blinks

The complete block diagram can be downloaded from FAQ at the end of the article. If you need to check a specific fuse, use multimeter in dialing mode: If the element is working properly, the device will emit a sound signal. An alternative method is visual inspection: a blown fuse has broken thread or melted body.

⚠️ Attention: Do not replace fuses with elements with a higher rating! For example, if you install 15A instead of 10A, this may lead to wiring melting or failure BCM. B Teana J32 chains associated with CAN bus — their overload leads to communication errors between control units.

Decoding the relay in the cabin and engine compartment blocks

Relay in Nissan Teana J32 are responsible for controlling high-current circuits: starter, fans, headlights, etc. Their malfunction manifests itself differently than that of fuses: instead of a complete circuit break, you can observe unstable operation of equipment (for example, the cooling fan turns on every other time). Below is a breakdown of the relays, indicating their location and typical symptoms of a breakdown.

• 🔋 Starter relay (K1) — engine compartment block. When it fails: a clicking sound when turning the key, but the engine does not turn over. Often it is not the starter itself that is to blame, but oxidized relay contacts.
• 💨 Cooling Fan Relay (K3, K4) — engine compartment block. Symptoms: engine overheating, fan does not turn on even at high temperatures.
• 🔦 Low/high beam relay (K7, K8) — salon block. Problems: headlights flicker, light dims or disappears completely.
• 🚗 Fuel pump relay (K5) — engine compartment block. Symptoms: the engine does not start, the pump cannot be heard when the ignition is turned on.

To test the relay use winding continuity (resistance should be in the range of 50–120 Ohms) or replace it with a known good one. B Teana J32 relays are interchangeable with models Nissan Altima And Maxima same generation (2008–2014).

How to distinguish a faulty relay from a working one?

A faulty relay may make a faint click or not click at all when activated. Also check it for heating - if the body is hot, this is a sign of a short circuit in the winding.

Frequent problems with fuses and relays in Teana J32

Owners Nissan Teana J32 often encounter typical faults associated with electrical equipment. Here are the most common cases and their causes:

1. The cigarette lighter fuse blows (No. 10, 15A) - cheap chargers with high current consumption or a short circuit in the socket are to blame. Solution: Replace the fuse and check the circuit for short circuit.
2. Power windows do not work (fuse No. 22, 20A) - often the problem is in oxidized motor contacts. Before replacing the fuse, lubricate the glass guides with silicone grease.
3. The radio fails (fuse No. 15, 10A) - check the chain CAN buses, since the audio system is connected to BCM. Sometimes resetting the radio settings helps (hold the button Power 10 seconds).

Pay special attention fuse No. 30 (10A)responsible for Intelligent Key. If it burns out, the car may not respond to the key, and the immobilizer light on the dashboard will light up. In this case, check the key antenna circuit (it is located around the ignition switch) - often the problem is a broken wire.

⚠️ Attention: If the fuse blows again after replacement, don't bug (a wire instead of a fuse)! B Teana J32 this may lead to failure BCM or ECM, the repair of which will cost 50,000+ rubles. Instead, look for the cause of the short circuit using a multimeter.

How to check fuses and relays without a multimeter

Not everyone has a multimeter at hand, but you can diagnose a malfunction using improvised means. Here are some proven methods:

• 🔍 Visual inspection of the fuse — remove the element and shine a flashlight on it. If the thread inside is broken or the body is melted, the fuse is faulty.
• 🔄 Replacing with a known good one - take a fuse with the same rating from another circuit (for example, from the rear light fuse) and install it in place of the suspect one. If the equipment works, the problem has been found.
• 🎛️ Проверка реле на слух — when the circuit is turned on (for example, by turning the ignition key), a working relay makes a clear click. If there is no sound or it is muffled, the relay is faulty.

To test the relay without instruments, you can use метод перемычки (for advanced users only!):

1. Remove the relay from its socket.
2. Turn on the circuit that it controls (for example, turn the key to ON to check the fuel pump).
3. Jumper the contacts 87 And 30 in the relay socket with a screwdriver (necessarily insulated!). If the equipment works, the relay is faulty.

This method is risky - if you make a mistake, you can burn the chain. Use it only as a last resort!

Where to buy fuses and relays for Nissan Teana J32

Fuses and relays for Teana J32 sold in three types of places:

• 🏬 Official dealers Nissan - original spare parts, but expensive (fuse - from 150 rubles, relay - from 800 rubles). Suitable for vehicles under warranty.
• 🛒 Auto parts stores (AutoDetail, Emex, Exist) - analogues from Bosch, Hella or Valeo дешевле в 2–3 раза. For fuses take low profile (mini blade), since standard ones may not fit into the sockets.
• 🌍 Online stores (AliExpress, Wildberries, Ozon) is a budget option, but check the reviews. Например, реле с AliExpress often come with inappropriate contacts.

When purchasing a relay, pay attention to catalog number. For Teana J32 The following items are suitable:

Relay type	Original number	Analogues
Starter relay	25230-3M600	Bosch 0 332 019 150, Hella 4RA 003 568-121
Fan relay	25230-AL60A	Valeo 726553, Febi 35610

Do not buy relays and fuses by eye - even if they look similar, the contacts may not match. For example, the low beam relay in Teana J32 has 5 contacts, not 4, as in most cars.

FAQ: Frequently asked questions about the fuse box Nissan Teana J32

🔧 Which fuse is responsible for the radio in Teana J32?

The fuse controls the audio system No. 15 (10A) in the salon block. If after replacing it the radio does not work, also check the fuse No. 3 (10A) — он отвечает за цепь CAN buses, without which the media is not initialized.

⚡ Why does the cigarette lighter fuse blow out immediately after replacement?

This indicates short circuit in the chain. Most often the problem is:

• Damaged 12V socket (check contacts for melting).
• A charger with a faulty circuit (try another device).
• Wiring under the dashboard (may be frayed or shorted to ground).

For diagnostics, disconnect all consumers from the cigarette lighter and check the circuit with a multimeter in resistance mode (must be ≥1 MOhm).

🚗 Where is the starter relay located in Teana J32?

Starter relay (K1) located in engine compartment, next to the battery. It has a black body and markings STARTER RELAY. If you hear a click when you turn the key, but the starter does not turn, also check:

• Condition of contacts on the relay (oxidation).
• fuse No. 40 (10A) in the cabin unit (responsible for the starter control circuit).

🔋 Is it possible to use fuses of a higher rating?

Absolutely not! B Teana J32 circuits are designed to withstand severe current loads. For example, if you put 15A instead of 10A, this can lead to:

• Melting of wiring (especially in circuits CAN buses).
• Out of order BCM or ECM (repair from RUB 30,000).
• Fire in the cabin (in extreme cases).

If a fuse frequently blows, look for the cause - usually a short circuit or a faulty consumer (for example, a window lift motor).

📄 Where can I download the complete fuse box diagram?

The official diagram can be found:

• B electronic catalog Nissan (subscription required).
• B communities Drive2 (search by tag #TeanaJ32).
• B owners club Teana (section "Documentation").

Direct link to the diagram

You can download the fuse box diagram for Nissan Teana J32 (PDF, 1.2 MB) at this link (updated 2026).